./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label41.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8afc12ef0f10ef3dd28a2609b745763951bf0186 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label41.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8afc12ef0f10ef3dd28a2609b745763951bf0186 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:43,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:43,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:43,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:43,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:43,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:43,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:43,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:43,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:43,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:43,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:43,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:43,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:43,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:43,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:43,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:43,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:43,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:43,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:43,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:43,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:43,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:43,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:43,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:43,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:43,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:43,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:43,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:43,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:43,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:43,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:43,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:43,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:43,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:43,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:43,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:43,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:43,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:43,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:43,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:43,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:43,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:43,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:43,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,543 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:43,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:43,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8afc12ef0f10ef3dd28a2609b745763951bf0186 [2019-11-27 09:35:44,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:44,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:44,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:44,077 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:44,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:44,080 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 09:35:44,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50296f293/24bd79f11e414d9087b57d9c8809b007/FLAG7d92e7824 [2019-11-27 09:35:45,358 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 09:35:45,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50296f293/24bd79f11e414d9087b57d9c8809b007/FLAG7d92e7824 [2019-11-27 09:35:45,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50296f293/24bd79f11e414d9087b57d9c8809b007 [2019-11-27 09:35:45,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:46,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:47,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:47,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,591 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:47,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47 WrapperNode [2019-11-27 09:35:47,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:47,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:47,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:47,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:47,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:47,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:48,096 INFO L168 Benchmark]: Toolchain (without parser) took 2272.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 960.2 MB in the end (delta: -2.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:48,097 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:48,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1767.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 977.4 MB in the end (delta: -20.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.21 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,106 INFO L168 Benchmark]: Boogie Preprocessor took 226.68 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1767.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 977.4 MB in the end (delta: -20.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.21 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.68 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:51,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:51,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:51,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:51,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:52,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:52,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:52,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:52,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:52,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:52,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:52,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:52,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:52,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:52,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:52,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:52,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:52,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:52,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:52,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:52,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:52,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:52,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:52,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:52,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:52,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:52,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:52,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:52,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:52,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:52,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:52,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:52,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:52,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:52,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:52,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:52,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:52,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:52,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:52,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:52,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:52,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:52,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:52,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:52,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:52,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:52,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:52,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:52,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:52,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:52,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:52,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:52,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:52,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:52,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:52,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:52,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:52,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:52,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:52,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:52,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:52,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:52,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:52,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:52,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:52,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:52,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:52,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:52,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:52,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:52,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:52,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:52,216 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8afc12ef0f10ef3dd28a2609b745763951bf0186 [2019-11-27 09:35:52,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:52,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:52,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:52,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:52,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:52,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 09:35:53,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9692fcc77/3edecd8b7ed84d86814c21494cdd9338/FLAG105529f1b [2019-11-27 09:35:54,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:54,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label41.c [2019-11-27 09:35:54,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9692fcc77/3edecd8b7ed84d86814c21494cdd9338/FLAG105529f1b [2019-11-27 09:35:54,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9692fcc77/3edecd8b7ed84d86814c21494cdd9338 [2019-11-27 09:35:54,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:54,414 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:54,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:54,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:54,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:54,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54, skipping insertion in model container [2019-11-27 09:35:54,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:54,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:55,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:55,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:56,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:56,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:56,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56 WrapperNode [2019-11-27 09:35:56,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:56,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:56,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:56,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:56,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:56,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:56,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:56,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:56,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:56" (1/1) ... [2019-11-27 09:35:56,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:56,761 INFO L168 Benchmark]: Toolchain (without parser) took 2345.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,762 INFO L168 Benchmark]: CDTParser took 2.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:56,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1944.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -332.4 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.98 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,768 INFO L168 Benchmark]: Boogie Preprocessor took 178.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:56,780 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1944.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -332.4 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.98 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...